Rockwell Automation 2755 AdaptaScan Software User Manual

Page 125

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9–4

Publication 2755-838

Timer

Each Reader contains an internal timer. Use a timer as a trigger for
decoding, scanning, messages or packages. You can configure a
timer for variable on and off times.

Trigger On

Trigger Off

Trigger On

Each timer output can be used as a trigger source by any Reader on
the same DeviceNet peer-to-peer network.

Package Detect

The package detect input functions like a discrete input (same dialog
configures both) however, there is a separate terminal block
connector for the package detector.

Package
Detector

Package Detect
Terminal Block

ASCII Command Input

An ASCII command from a host device that the Reader interprets as
a trigger input. Specify any ASCII string to turn the trigger On/Off.

Begin Trigger

End Trigger

If your ASCII command messages do not use a trailer, you must
specify a message size (see Chapter 9). The trailer or message size
allows the Reader to separate ASCII commands from other data.

Timer Input

Functions like the timer described above but is triggered by another
source.

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